Features: The sound craft by the buzzer is used to determine the working status of the motherboard.Easy to install, plugs and play, easy to plugs into the speaker connectors on the front panel of the motherboard Wiring: red1 positive poles, black negative poles (in fact, as long as the interfaces is connecting to the speaker, both positive and negative poles can be used) Essential for system alerts, this motherboard mini speaker provides clear startup and error warning sounds, ensuring you never missing a critical notification. Its compactly design allows for easy installation directly onto your motherboard with dedicated interfaces, making it for space consciously setups. Perfect for enthusiasts and IT professionals who require reliable auditory feedback from their computer systems. Specifications: Component:Plastic Size:Approx.1.1x1.1x0.8cm/0.43x0.43x0.32inch; Package Includes: 2pcs Motherboard Speaker note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.